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| Model | STC-SPP40W | STC-SPP50W | STC-SPP55W | STC-SPP60W |
| Rated Maximum Power at STC | 40W | 50W | 55W | 60W |
| Maximum Power Voltage (Vmp) | 17.4V | 17.6V | 17.5V | 17.8V |
| Maximum Power Current (Imp) | 2.59A | 2.86A | 3.14A | 3.37A |
| Open Circuit Voltage ( Voc) | 21.8V | 22.1V | 22.1V | 22.4V |
| Short Circuit Current (Isc) | 2.84A | 3.09A | 3.45A | 3.68A |
| Power Tolerance | 0~+3% | 0~+3% | 0~+3% | 0~+3% |
| STC: Irradiance 1000W/m², Module Temperature 25°c, Air Mass 1.5 | ||||
| Mechanical Parameters | ||||
| Cell Type | Poly-crystalline 156x156mm (6inch) | |||
| No. of Cells | 36 (4×9) | |||
| Glass | 3.2mm, High Transmission, Low Iron, Tempered Glass | |||
| Junction Box | IP65&IP67 Rated | |||
| Output Cable | Section Size: 2.5mm² | |||
| Frame | Anodized Aluminum Alloy | |||
| No. of Bypass Diodes | 2 | |||
| Connector | MC4 Compatible | |||
| Working Conditions | ||||
| Maximum System Voltage | DC 1000V(IEC) / 1500V(IEC) / 600V(UL) | |||
| Operating Temperature | -40°c~+85°c | |||
| Maximum Series Fuse | 15A | |||
| NOCT | 45±2°c | |||
| Application Class | Class A | |||
| Temperature Coefficient | ||||
| Temperature Coefficient of Pmax | -0.41%/°c | |||
| Temperature Coefficient of Voc | -0.31%/°c | |||
| Temperature Coefficient of Isc | +0.06%/°c | |||
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